package com.bootdo.activiti.utils;

import org.activiti.engine.RuntimeService;
import org.activiti.engine.TaskService;
import org.activiti.engine.runtime.ProcessInstance;
import org.activiti.engine.task.Task;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

/**

 */
@Component
public class ActivitiUtils {
	/**
	 * 根据taskId查找businessKey
	 */
	@Autowired
	TaskService taskService;
	@Autowired
	RuntimeService runtimeService;

	public String getBusinessKeyByTaskId(String taskId) {
		Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
		ProcessInstance pi = runtimeService.createProcessInstanceQuery().processInstanceId(task.getProcessInstanceId())
				.singleResult();
		return pi.getBusinessKey();
	}

	public Task getTaskByTaskId(String taskId) {
		Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
		return task;
	}
	public static void main(String[] args) {
		System.out.println("this is test for gitee!");
	}
}
